body,ul,dl,dt,dd,p,ol,h1,h2,h3,h4,h5,h6,form,img,table,fieldset,legend,input,nav,figure,figcaption{margin:0; padding:0;}
ul,li,ol{list-style:none;}
img,fieldset{border:0; }
img{display:block;}
a{text-decoration:none; color:#333;}
h1,h2,h3,h4,h5,h6{font-weight:100;}
body{ font-family:"微软雅黑";}
input,a{outline:none;}

.icon {
    width: 1em; height: 1em;
    vertical-align: -0.15em;
    fill: currentColor;
    overflow: hidden;
 }
 
html,body{
    width: 100%;
    height: 100%;
}
body{
    display: flex;
    flex-flow: column;
}
header{
    height: 1.21rem;
    box-sizing: border-box;
    position: relative;
    background: white;
}
header h1 {
    font-size: 0.34rem;
    font-family: PingFang SC;
    font-weight: 600;
    color: rgba(51, 51, 51, 1);
    position: absolute;
    left: 0;
    right: 0;
    top: 0.62rem;
    text-align: center;
}
header .iconfont {
    font-size: 0.45rem;
    position: absolute;
    left: 0.4rem;
    top: 0.62rem;
    z-index: 99;
}